Network Engineer L3

Work Model & Location

Hybrid

3 days onsite in Bangalore

Shift: Regular business hours 8:00-5pm - may be some off hours required.

Contract Type: 6 months Contract to hire (B2B)

Start: ASAP

Experience level -7 years+

Cisco technologies - wireless will be the main focus

o Focus is on Tier 3 network support.

• Would be nice to have SD-WAN / firewall experience

o Wants to reduce the reliance on the security team - let them just manage policy and let the network team manage the hardware

o Security team has said they are not set up for operational 24x7 support

• We're looking for a Tier 3 Network Engineer with deep Cisco wireless expertise to
• Handle day-to-day operations, complex troubleshooting, and project escalations.
• The role focuses on enterprise wireless across large/global environments, with exposure to SD-WAN and firewalls as a plus. You'll help our network team own
• Hardware/platform operations while the security team remains policy-focused.
• Expect project work (e.g., Avail and Project Dolly) and an eventual rotating on-call schedule as we build out follow-the-sun coverage.

• What you'll do (Responsibilities)

• Serve as Tier 3 for network escalations, with a primary focus on Cisco wireless (controllers, APs, authentication, RF).
• Own complex troubleshooting across WLAN/LAN/WAN (packet flow, RF interference, performance issues, roaming, authentication).
• Implement, optimize, and support Cisco wireless (e.g., 9800/Catalyst controllers, DNA Center/Prime, ISE/802.1X).
• Contribute to SD-WAN and firewall operations as needed to reduce reliance on security for device/hardware management.
• Deliver project work and steady-state support for initiatives like Avail and Project
• Dolly (site setup, cutovers, stabilization).
• Partner with the security team: they set policy; the network team owns platform/hardware, config deployment, and uptime.
• Create and maintain runbooks, diagrams, and operational standards for Tier 1/2 handoffs.
• Engage with vendors (Cisco TAC/ePlus) and drive RCAs and preventive actions.
• Participate in an eventual rotating on-call schedule to support 24x7 operations.

• Required Qualifications

• 7+ years of professional network engineering experience, with significant hands-on
• Cisco wireless.
• Expert-level troubleshooting of enterprise WLAN (RF fundamentals, site surveys, roaming, QoS, spectrum analysis, DHCP/DNS/RADIUS).
• Strong with Cisco wireless controllers/APs and management tooling (e.g., 9800/Catalyst, DNA Center/Prime).
• Solid understanding of AAA/ISE, 802.1X, certificate-based auth, and segmentation.
• Proven Tier 3/escaltions background supporting large/global enterprises.
• Strong documentation, communication, and cross-team collaboration skills.

• Nice to Have

• SD-WAN (Cisco SD-WAN/Viptela or similar) experience.
• Firewall administration (Cisco ASA/FTD/Firepower or equivalent) and policy implementation familiarity.
• Scripting/automation for ops (Python, Ansible) and network observability tools.
• Certifications: CCNP Enterprise or Wireless; CCIE (nice to have)

Job Type: Contractual / Temporary

Contract length: 6 months

Pay: ₹6, ₹8,000.00 per day